Joint for a rack frame



FIG. 1 is a perspective view of a joint for a rack frame showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a sectional view along line 7--7 of FIG. 6; and,

FIG. 8 is a perspective view showing the use as a joint for a rack frame fitting to the frame member. The broken lines are for illustrative purpose only and form no part of the claimed design.

The rear elevation is a mirror image of the front elevation shown in FIG. 2. 

The ornamental design for a joint for a rack frame, as shown and described. 